their real name is the brown marmarated stink bug and he calls them? >> yucky. terage. >> reporter: he live -- teage. >> reporter: he lives at the top of the mountain. >> everyone here has the same problem. >> and is this the talk of the town? >> yeah. uh-huh. >> and so bad some days he has to change his clothes in the garage. >> and when i go in, i have to take my clothes off. i am covered. >> reporter: like they're conspiring against him. >> and why did you block the door? >> to keep the bugs from coming in. >> and it's taken over your life. >> they have. >> reporter: he is not doing much grilling those days. here on the other side of the patio, he can't sit outside and this this is what happened. he can't do anything without a stink bug landing on you. he found a spray, he said, kills about 20% of what he hits. >> what do you think would happen if you didn't spray? >> it's hard telling. probably tear the house away. >> reporter: he's done a good job of keeping him out of the house and checking every room each night. >> what do you think of this? >> i think so